diff options
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/pc.h | 8 | ||||
| -rw-r--r-- | hw/vga-isa.c | 51 | ||||
| -rw-r--r-- | hw/vga.c | 22 | ||||
| -rw-r--r-- | hw/vga_int.h | 1 |
4 files changed, 67 insertions, 15 deletions
@@ -181,7 +181,13 @@ enum vga_retrace_method { extern enum vga_retrace_method vga_retrace_method; -int isa_vga_init(void); +static inline int isa_vga_init(void) +{ + isa_create_simple("isa-vga"); + + return 0; +} + int pci_vga_init(PCIBus *bus); int isa_vga_mm_init(target_phys_addr_t vram_base, target_phys_addr_t ctrl_base, int it_shift); diff --git a/hw/vga-isa.c b/hw/vga-isa.c index 3046054..fde0d56 100644 --- a/hw/vga-isa.c +++ b/hw/vga-isa.c @@ -29,16 +29,40 @@ #include "qemu-timer.h" #include "loader.h" -int isa_vga_init(void) +typedef struct ISAVGAState { + ISADevice dev; + struct VGACommonState state; +} ISAVGAState; + +static void vga_reset_isa(DeviceState *dev) { - VGACommonState *s; + ISAVGAState *d = container_of(dev, ISAVGAState, dev.qdev); + VGACommonState *s = &d->state; - s = qemu_mallocz(sizeof(*s)); + vga_common_reset(s); +} - vga_common_init(s, VGA_RAM_SIZE); - vga_init(s); - vmstate_register(NULL, 0, &vmstate_vga_common, s); +static int vga_initfn(ISADevice *dev) +{ + ISAVGAState *d = DO_UPCAST(ISAVGAState, dev, dev); + VGACommonState *s = &d->state; + int vga_io_memory; + vga_common_init(s, VGA_RAM_SIZE); + vga_io_memory = vga_init_io(s); + cpu_register_physical_memory(isa_mem_base + 0x000a0000, 0x20000, + vga_io_memory); + qemu_register_coalesced_mmio(isa_mem_base + 0x000a0000, 0x20000); + isa_init_ioport(dev, 0x3c0); + isa_init_ioport(dev, 0x3b4); + isa_init_ioport(dev, 0x3ba); + isa_init_ioport(dev, 0x3da); + isa_init_ioport(dev, 0x3c0); +#ifdef CONFIG_BOCHS_VBE + isa_init_ioport(dev, 0x1ce); + isa_init_ioport(dev, 0x1cf); + isa_init_ioport(dev, 0x1d0); +#endif /* CONFIG_BOCHS_VBE */ s->ds = graphic_console_init(s->update, s->invalidate, s->screen_dump, s->text_update, s); @@ -47,3 +71,18 @@ int isa_vga_init(void) rom_add_vga(VGABIOS_FILENAME); return 0; } + +static ISADeviceInfo vga_info = { + .qdev.name = "isa-vga", + .qdev.size = sizeof(ISAVGAState), + .qdev.vmsd = &vmstate_vga_common, + .qdev.reset = vga_reset_isa, + .qdev.no_user = 1, + .init = vga_initfn, +}; + +static void vga_register(void) +{ + isa_qdev_register(&vga_info); +} +device_init(vga_register) @@ -2260,12 +2260,8 @@ void vga_common_init(VGACommonState *s, int vga_ram_size) } /* used by both ISA and PCI */ -void vga_init(VGACommonState *s) +int vga_init_io(VGACommonState *s) { - int vga_io_memory; - - qemu_register_reset(vga_reset, s); - register_ioport_write(0x3c0, 16, 1, vga_ioport_write, s); register_ioport_write(0x3b4, 2, 1, vga_ioport_write, s); @@ -2279,7 +2275,6 @@ void vga_init(VGACommonState *s) register_ioport_read(0x3d4, 2, 1, vga_ioport_read, s); register_ioport_read(0x3ba, 1, 1, vga_ioport_read, s); register_ioport_read(0x3da, 1, 1, vga_ioport_read, s); - s->bank_offset = 0; #ifdef CONFIG_BOCHS_VBE #if defined (TARGET_I386) @@ -2297,8 +2292,19 @@ void vga_init(VGACommonState *s) #endif #endif /* CONFIG_BOCHS_VBE */ - vga_io_memory = cpu_register_io_memory(vga_mem_read, vga_mem_write, s, - DEVICE_LITTLE_ENDIAN); + return cpu_register_io_memory(vga_mem_read, vga_mem_write, s, + DEVICE_LITTLE_ENDIAN); +} + +void vga_init(VGACommonState *s) +{ + int vga_io_memory; + + qemu_register_reset(vga_reset, s); + + s->bank_offset = 0; + + vga_io_memory = vga_init_io(s); cpu_register_physical_memory(isa_mem_base + 0x000a0000, 0x20000, vga_io_memory); qemu_register_coalesced_mmio(isa_mem_base + 0x000a0000, 0x20000); diff --git a/hw/vga_int.h b/hw/vga_int.h index 1067f2c..d2811bd 100644 --- a/hw/vga_int.h +++ b/hw/vga_int.h @@ -191,6 +191,7 @@ static inline int c6_to_8(int v) void vga_common_init(VGACommonState *s, int vga_ram_size); void vga_init(VGACommonState *s); +int vga_init_io(VGACommonState *s); void vga_common_reset(VGACommonState *s); void vga_dirty_log_start(VGACommonState *s); |